KnowraJack KramerLinked fromLinked fromThe 2 pages that link to Jack Kramer, each with the reason it gives.All 2Related 1Compared with 1Pancho GonzalesRelated: Kramer recruited Gonzales into professional tennis and promoted the tours on which he competed.Harry HopmanCompared with: Kramer’s professional tour drew leading players away from the amateur Davis Cup teams Hopman captained.